Home / 429,511.92-592,734.48-238,543.20

Finding the Fourth Proportional to 429,511.92, 592,734.48 and 238,543.20

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Solution

The fourth proportional to 429,511.92, 592,734.48 and 238,543.20 is: 329,194.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,511.92 : 592,734.48 = 238,543.20 : x
  2. Step 2: Convert to fraction form
    429,511.92/592,734.48 = 238,543.20/x
  3. Step 3: Cross multiply
    429,511.92x = 592,734.48 × 238,543.20
  4. Step 4: Simplify right side
    429,511.92x = 141,392,779,609.54
  5. Step 5: Solve for x
    x = 141,392,779,609.54/429,511.92
  6. Step 6: Final answer
    x = 329,194.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.